dedicated subcooling system. Qureshi et al.[180]made an experimental investigation into the effects of employing a dedicated mechanical subcooling cycle with the VCRS. In the experiment, R22 was employed as the refrigerant in the main cycle and R12 in the dedicated subcooling cycle. The ...
1. A refrigerant vapor compression system comprising: a compressor for compressing a refrigerant, the compressor having a suction port and a discharge port; a refrigerant heat rejection heat exchanger operatively coupled downstream to the discharge port of the compressor; a refrigerant heat absorption ...
The R22/R142b Refrigerant Industrial Oil Cooler for CNC Machine Tools is widely used in *CNC lathes *high-speed lathes *CNC machining centers *CNC grinding machines *broaching machines *milling machines *hydraulic cooling machines *woodworking engraving machinesParameter Chart (e...
where m is the fin parameter, H′ is the modified fin length. 𝑚=𝛼𝑃𝜆𝐴𝑐−−−−√m=αPλAc (4) where α is the HTC, P is the equivalent cross-sectional perimeter of the fin, and Ac is the cross-sectional area of the fin. 𝑃=𝜋(𝐷𝑜+𝐷𝑖)/...